Trail Running Calendar East of England 2025-2026

Norfolk Coastal Trail Marathon and Half Marathon, organized by Runners-next-the-Sea, is set along Norfolk’s coast, finishing at Morston Quay. The full marathon starts Holme-next-the-Sea; the half starts Burnham Overy Staithe. Both routes run mostly off-road along the Norfolk Coast Path, marked with..

The Triple Trail Races take place on 20 September 2025 at Loddington Farm, Linton, Kent. The event uses sections of the North Downs Way, Greensand Way and Weald Way to form the route. Races offered: 100 km - single-loop ultra connecting all three trails 50 km - point-to-point following the latter..

ZigZag presents The Lucky Horseshoe (2025) at the Suffolk Running Centre in Bury St Edmunds, IP29 5AX. Competitors can choose from 5k, 10k, Half, Full, or Ultra, on an out-and-back course described as social, with the marathon forming one full loop and other distances featuring turnaround points. Th..

The Humanity Direct Tring Ultra is a one-day trail event on 20 September 2025, starting and finishing at Tring Cricket Club (HP23 5NG) in the Chilterns, Hertfordshire. Distances offered are: 50 km (full ultra, listed also as 31 miles) 27 km (half ultra) 10 km Ascent gain varies by distance, repor..

Marriott's Way 10k is a 10 km trail race from Aylsham to Reepham along the Marriott’s Way, a flat, mostly off-road course on an old railway line through the Norfolk countryside. The route balances accessibility for beginners and challenge for seasoned runners with soft ground and scenic views. The e..

The Ouse Valley Way Marathon and Half Marathon take place on 21st September 2025. The event is organised by BRJ Run & Tri and uses the Ouse Valley Way route in the county of Huntingdonshire. The valley route covers 26.2 miles between Earith and Eynesbury, running along and near the River Great..

Manuden 10K, 5K and 1K takes place in Manuden, with the start/finish on Rickling Road near the Yew Tree pub. The event offers three distances: 10k and 5k routes that head off-road across fields, bridleways and footpaths, plus a 1k route for younger runners. Medals are awarded to all finishers, and w..

Phoenix Striders Dunton Demon Races return at Langdon Nature Discovery Park in Basildon, Essex. The event offers three race options: Dunton Demon 5 mile, Dunton Demon 5k, and Dunton Demon 1k/2k Tinnies Toddle for children. The challenging trails loop through Langdon Hills, with routes visiting lakes..

Creative Juices 10km is a 10km trail race hosted by Creative Juices Brewing Company at Woodoaks Farm near Rickmansworth, WD3 9XQ. The mostly off-road course (about 95% off-road) winds through woodlands, footpaths and bridleways, starting adjacent to the brewery taproom and finishing back at the brew..

Trifarm Autumn Trail 10k is a mostly off-road, 10-kilometre trail race held at Trifarm, Church Road, Boreham, near Chelmsford, Essex. It is Race 3 of 4 in the Trifarm seasonal trail series, featuring a course that is 95% off public footpaths and bridleways and runs clockwise after the first kilometr..

The Endless Garden – A Backyard Ultra Marathon takes place at The Waggoners in Ayot Green, Welwyn Garden City, United Kingdom, from 27 to 29 September 2025. The race uses a 4.167-mile trail loop run hourly on the hour, with the field whittling down to a sole finisher. The route is designed to be saf..

Thunder Races offers trail running events in Bedfordshire, UK, centered on Harrold-Odell Country Park. The events feature multiple distances, including a 25km and a 50km trail race, designed for both experienced ultrarunners and newcomers. Runners traverse runnable woodland and countryside around Ha..

The Rayne QTR event, organized by Mid Essex Casuals, offers a self-navigation trail run of either 6.56 miles or 3.6 miles. Taking place on September 28, 2025, from The Swan Pub in Rayne, Essex, the course is mainly off-road, featuring footpaths, tracks, and field edges with some short road sections...

The Grantchester Charity Runs, held near Grantchester village outside Cambridge, feature 10k and 3k races through scenic, predominantly flat farmland with no road crossings, ensuring a safe and pleasant course. The volunteer-run event supports Maggie’s Centre Cambridge and Addenbrooke’s Charitable T..

Run Sandringham is a multi-distance running event staged on and around the Sandringham Estate in West Norfolk. Runners can choose a Half Marathon, 10K, 5K, Community Mile, or the 24-Hour challenge around the Royal Estate. The course runs on a mix of trails and closed roads, starting and finishing wi..

The Pumpkin Run takes place on 28 September 2025 at Foxes Farm, Halstead Road, Eight Ash Green, Colchester, CO6 3PT (bus route 88). The event offers a looped course through fields, the pumpkin patch and a corn maze on traffic-free farm tracks. The route is described as mostly flat. A dog-friendly 5..

The ZigZag Wensum Way Trail is a scenic trail running event held near Billingford Lakes, Norfolk (postcode NR20 4RG). The course features a 5.3 km out-and-back route combining tarmac paths, grasslands, and rugged trails, offering variety for trail enthusiasts. Participants can choose between 4-hour..

The London Ecotrail 25 Km is an exciting running event that takes participants through the scenic landscapes of Epping Forest. This eco-friendly trail run emphasizes sustainability and encourages runners to enjoy the natural beauty of the area while promoting environmental awareness. The event is de..

Thompson Millennium Green 10k & 5k in Thompson, Norfolk features a scenic multi-terrain course through pathways, lanes, and bridleways around the village. The 10k route starts on the Millennium Green and loops via farmland tracks, Griston Road (past the Chequers pub) and Peddars Way before returning..

The Burnham on Crouch 10K is an exciting running event organized by the Rotary Club of Burnham-on-Crouch and Dengie Hundred, scheduled for October 5, 2025. Participants will enjoy a scenic, flat, single-lap course that features coastal paths along the Dengie peninsula and trails through open country..